J R Needham

INVESTIGATION INTO ALTERNATIVE FUEL RATING TECHNIQUES, FINAL REPORT

D M Doyle, J R Needham, 1985 .

INFLUENCE OF FUEL VARIABLES ON THE OPERATION OF AUTOMOTIVE OPEN AND PRE-CHAMBER DIESEL AND SPARK IGNITED STRATIFIED CHARGE ENGINES: A LITERATURE STUDY COVERING PETROLEUM AND SYNCRUDE DERIVED FUELS

J R Needham, 1980 .

Meeting the Challenge of Low Emissions and Fuel Economy with the Ricardo Four-Valve High-Speed Direct Injection Engine

J R Needham, S Whelan, J. R. Needham, 1994 .